766 results about "Gear train" patented technology

The invention relates to the technical field of circuit breakers, in particular to a circuit breaker with a reclosing mechanism, which comprises a shell, a circuit breaker handle is rotationally arranged in the shell, an operating rod and at least three gears meshed in sequence are further rotationally arranged in the shell, and the tooth number of each gear is gradually increased in sequence. The two gears located on the two sides are a small gear and a large gear respectively, the number of teeth of the small gear is smaller than the number of teeth of the large gear, the operating rod is fixedly connected with the small gear, and the large gear is in transmission connection with a circuit breaker handle. Speed reduction and torque increase are realized through the gear train, so that the force required to be applied when a user manually operates the handle of the circuit breaker is remarkably reduced, the operation intensity is reduced, the convenience of manual reclosing is improved, and the manual reclosing device is particularly suitable for a large-current circuit breaker or an occasion requiring a relatively large operation torque.

The invention provides an axial magnetic flux motor driven RV speed reduction driving assembly which comprises an axial magnetic flux motor unit and an RV speed reducer unit which are connected, the axial magnetic flux motor unit and the RV speed reducer unit are integrated in a shell, the axial magnetic flux motor unit comprises a plurality of stators which are distributed in an annular mode, and the stators are connected with the axial magnetic flux motor unit. A stator is arranged on the rotor, a disc type rotor is arranged on each of the two sides of the stator, a plurality of torsion bars which are uniformly distributed in the circumferential direction are arranged on the rotor facing the side where the RV speed reducer unit is located, the torsion bars are connected with a sun gear of a planetary gear train of the RV speed reducer unit, and an output disc of the RV speed reducer unit is a power output end. The RV speed reduction driving assembly driven by the axial magnetic flux motor has the advantages of being large in starting torque, high in mechanical efficiency, compact in structure, high in overload capacity and the like.

An apparatus for a brake drum having a drum brake assembly with first and second brake shoes includes a motor and a planetary gear train for receiving torque from the motor and having an output gear. A ball ramp assembly receives torque from the output gear and has ends aligned with the respective first and second brake shoes. The motor is actuatable for lengthening the ball ramp assembly to move the brake shoes and apply braking force to the brake drum. A bi-stable locking mechanism selectively locks the planetary gear train to apply a parking brake to the brake drum.

The invention discloses an automobile part aluminum plating tool with overturning and clamping functions, and relates to the technical field of film plating tools, the automobile part aluminum plating tool comprises a driving assembly, a fixed outer frame and a plurality of overturning and clamping assemblies, and each overturning and clamping assembly comprises a deflection connecting rod, a telescopic rod, a workpiece chuck and a guide sleeve rod; when the driving assembly ascends and descends, the deflection connecting rod is driven by the first hinge shaft to deflect, the telescopic rod is forced to slide in the radial direction of the guide sleeve rod, and the workpiece chuck generates clamping / releasing displacement. An inner transmission ring is arranged on an inner ring of the fixed outer frame, a transmission wheel is installed at the lower end of the guide sleeve rod, and when the driving disc rotates, a planetary gear train enabling the overturning clamping assembly to rotate is formed through transmission of the inner transmission ring and the transmission wheel. A multi-drive structure is replaced with mechanical layout, modular layered layout improves efficiency, structural innovation guarantees stability, integration of self-adaptive clamping, composite motion and batch processing is achieved in the field of vacuum coating, and the bottleneck that a traditional tool is insufficient in flexibility and poor in uniformity is broken through.

A gas turbine engine includes, among other things, a propulsor section including a rotor and blades, a geared architecture including a gear train, a compressor section and a turbine section. A static structure includes a first case and a second case. The first case includes a first engine mount location. The second case includes a second engine mount location. The first engine mount location is axially near the geared architecture.

The invention discloses an artificial joint frictional wear simulation testing machine and a testing method thereof. The testing machine comprises a motion loading module, a sample clamping module and a motion coupling module, the motion loading module mainly drives an upper sample of the sample clamping module to generate fundamental frequency swing through a double four-bar-planetary gear train composite mechanism, and the sample clamping module integrates a quick disassembly and assembly clamp and a temperature control lubrication system to fix various joint prostheses and simulate the physiological environment of the human body. And the motion coupling module cooperates with the motion loading module based on the six-degree-of-freedom parallel platform to realize composite action and suppress vibration interference. Through cooperative control of the three modules, the problems that an existing artificial joint friction and wear simulation testing machine is limited to a single joint type and cannot adapt to various artificial joint prostheses, and the degree of freedom of motion is limited, so that various motion forms of the artificial joint cannot be completely restored are solved.

The invention discloses a vehicle-mounted high-power power supply and distribution system and method, and the method comprises the steps: enabling one end of an engine to be provided with a transmission wheel train and a high-voltage generator during the running process of a vehicle, and enabling the output rotating speed of the engine to be improved to the rated rotating speed of the high-voltage generator through the transmission wheel train; high-voltage direct current output by the generator drives a high-voltage electric appliance to work after being subjected to voltage stabilization and filtering by the high-voltage distribution box; when an automobile is parked and a mains supply is used, alternating-current mains supply is inverted into direct-current power through the high-voltage distribution box to drive a high-voltage electric appliance to work. The defects that a traditional vehicle cannot run and cannot supply power in a high-power mode under the parking condition can be overcome, especially the technical problem of power supply under the parking condition is solved, software system adaptation development is carried out through the comprehensive technical scheme of a high-power high-voltage silicon generator, mains supply inversion, power supply filtering and the like in combination with post-stage power utilization characteristics, and the power supply efficiency is improved. And stable power supply of the air-conditioning system under running and parking conditions is ensured.

A system and method for a hybrid electric axle. The hybrid electric axle system, in one example, includes an engine interface assembly with a one-way clutch that is rotationally coupled to an input shaft and a gear shaft in a gear set that is rotationally coupled to a differential and a dog clutch configured to selectively rotationally couple the input shaft and the gear shaft in the gear set. The hybrid electric axle system further includes an electric drive assembly including a traction motor that is rotationally coupled to a gear train. In the electric axle system, the gear train is rotationally coupled to the differential and the engine interface assembly and the electric drive assembly are packaged in an axle housing.

The asphalt mixture mixing device comprises a support, a mixing drum, a mixing assembly and an asphalt spraying assembly, the two ends of the mixing drum are open, and guide grooves are formed in the two ends of the mixing drum; two groups of racks are symmetrically arranged on two sides of the end part of the mixing drum, and a guide rail and a sliding seat slidably connected to the guide rail are also arranged at one end of the mixing drum; the stirring assembly comprises a side plate which is embedded in the guide groove in a clearance manner and can move up and down; an inner gear ring is arranged on the side plate, the transmission mechanism comprises a center wheel and a plurality of planet wheels meshed with the center wheel and the inner gear ring at the same time, stirring shafts are fixedly connected to the center wheel and the planet wheels, and stirring blades are arranged on the stirring shafts; and a half gear is arranged on the outer cover plate and is alternately meshed with the racks on the two sides of the stirring barrel in the rotating process. Revolution and rotation of the planetary gear train are combined with lifting motion driven by the half gear and the rack, so that the problems of stirring dead angles and material segregation are avoided, and the uniformity of mixed materials is improved.

Various motorized device designs with backlash detection systems are shown. In a specific embodiment, a motorized laser level mount includes a rotatable laser platform, a housing cover, a housing, a gear train and a backlash detection system. The backlash detection system coupled to the motor and the laser platform and configured to determine when backlash has been removed from the gear train.

The invention discloses an air-ground power multiplexing hovercar adopting electric wheel angle modules. The air-ground power multiplexing hovercar integrates electric wheels, a suspension system, a steering system, a car body and a support system. The hovercar has the dual-mode function of a land mode and a flight mode, and switching between the land mode and the flight mode is completed through cooperative work of the electric wheels, the steering system and the support system. Wherein the electric wheels and the steering system both adopt high-integration power multiplexing design, that is, a land mode and a flight mode multiplex the same set of execution motor and planetary gear train, so that the problems that too many actuators are introduced due to switching of the flight mode and the dual modes, the light weight level is low due to miscellaneous equipment, and the power consumption is low are solved to a great extent. And the problem of low-efficiency carrying of invalid loads caused by two sets of independent power is solved. The electric wheel angle module of the hovercar adopts a modular design and is also suitable for four-wheel, six-wheel and other multi-axle vehicle frameworks, and proper electric wheel angle modules can be matched and mounted according to vehicle performance requirements.

A fishing reel including a gear train and a spool is provided. The gear train is operably coupled with the spool such that the gear train is configured to transmit rotational power to the spool. When the fishing reel is in a first configuration, a crank is disengaged from the gear train to allow the gear train to receive rotational power from a motor. As a result, the motor rotates the spool without causing the crank to rotate. In contrast, when the fishing reel is in the second configuration, the crank is operably coupled with the gear train. As a result, the crank may provide rotational power to the gear train to rotate the spool. However, if the gear train begins to rotate relative to the crank, a key may move outwardly from a crank gear to cause the fishing reel to transition to the first configuration.

The invention provides a staggered tooth planetary gear train electric pre-plasticizing speed reducer. The staggered tooth planetary gear train electric pre-plasticizing speed reducer comprises a mounting flange, a first mounting block is mounted on one side of the mounting flange, a connecting block is mounted on one side of the first mounting block, a second mounting block is mounted on one side of the connecting block, and a motor is arranged on one side of the second mounting block; the transmission assembly is arranged in the connecting block, and the transmission assembly comprises a sun gear, an inner gear ring, a planet carrier, a rotating disc, a rotating shaft and a planet gear; and the lubricating assembly is arranged at the top of the second mounting block, and the lubricating assembly comprises a storage box, a pump body, a first spray pipe and a second spray pipe. According to the speed reducer, through the staggered tooth design of the multiple planet gears, meshing-in points and meshing-out points of the planet gears, the sun gear and the inner gear ring are staggered in time, noise and vibration during operation are reduced, and transmission stability is improved.

The invention discloses a parallel flexible cable robot rope driving device fused with planetary gears, and relates to the technical field of robots. The problem of rope length detection deviation is solved, and the driving capacity of the system under the working conditions of low-speed operation and high load is enhanced. The device comprises a base, a planetary gear driving module and a rope outlet module. The planetary gear driving module comprises a driving motor, a planetary gear train and a lead screw set. The front end of the lead screw group is connected to the base through a front support, and the rear end is connected with the guide optical axis through a connecting plate; the guide optical axis is connected to the base through a rear support; the rope outlet module is connected to the guiding optical shaft in a sliding mode and fixedly connected with the planetary gear train. The planetary gear train is connected to the lead screw set. The driving motor is arranged on the planetary gear train and can drive the rope outlet module through the planetary gear train to achieve rotation and linear composite motion at the same time, and therefore the rope length change deviation of a transition area between spiral groove rings in the rope outlet module is compensated.

Various motorized device designs with backlash detection systems are shown. In a specific embodiment, a motorized laser level mount includes a rotatable laser platform, a housing cover, a housing, a gear train and a backlash detection system. The backlash detection system coupled to the motor and the laser platform and configured to determine when backlash has been removed from the gear train.

The invention provides a power transmission system and a vehicle with the same. The powertrain includes: an engine; a first motor; a second motor; the planetary gear train comprises a first planet gear and a second planet gear, the output end of the engine is connected with a first planet carrier of the first planet gear, the output end of the first motor is connected with a first sun gear of the first planet gear, and the second motor is connected with a second gear ring of the second planet gear; a first gear ring of the first planet gear is connected with a second sun gear of the second planet gear through a clutch; the input end of the output shaft is connected with at least one of the first gear ring and the second planet carrier of the second planet wheel, and the output end of the output shaft is used for outputting power; the locking assembly comprises a plurality of locking devices, the planetary gear train is provided with a plurality of locking points, and the locking devices are connected with the locking points in a one-to-one correspondence mode. The problems that a hybrid transmission system is single in mode and single in gear are solved.

The invention discloses an aero-engine experimental equipment lubricating and cooling device and a control method, and belongs to the field of aero-engine high-speed experimental equipment lubricating and cooling, the aero-engine experimental equipment lubricating and cooling device comprises a box body used for installing a gear train, and the interior of the box body is used for storing oil to infiltrate the gear train; an oil outlet is formed in the bottom of the box body and is connected with an oil immersion loop and an oil discharge loop in parallel; the oil immersion loop comprises a transverse section and two vertical sections arranged at the two ends of the transverse section, the transverse section is located above the oil discharge loop, and the vertical sections are connected with the transverse section and the oil discharge loop; an adjusting unit is arranged on the vertical section and used for adjusting the length of the vertical section, so that the height and posture of the transverse section are changed; a pressure balance structure is arranged on the transverse section and used for controlling communication or separation between air pressure in the transverse section and the atmosphere. According to the application, the liquid level setting and adjusting operation is simplified, and the accuracy of oil liquid height adjustment and the operation convenience are effectively improved.

An electric powertrain includes a first electric motor that has an uninterrupted connection with a drive shaft of a vehicle. The electric powertrain further includes a second electric motor that has an interruptible connection with the drive shaft. In one form, this interruptible connection includes a clutch. The electric powertrain further includes a first gear train in the form of a first planetary gear and a second gear train in the form of a second planetary gear. The first gear train, second gear train, and clutch are arranged downstream from the first electric motor and second electric motor.

The invention provides a power transmission system and a vehicle with the same, and relates to the technical field of power transmission. The power transmission system comprises an engine; a motor; the planetary gear train comprises a first planet gear assembly and a second planet gear assembly, an output shaft of the engine is connected with a first planet carrier of the first planet gear assembly, the first planet carrier is connected with a second gear ring of the second planet gear assembly, and a rotor shaft of the motor is connected with a second sun gear of the second planet gear assembly; one end of a second planet carrier of the second planet wheel assembly is connected with a first gear ring of the first planet wheel assembly; wherein an output shaft of the engine, a rotating center line of the first planet wheel assembly, a rotating center line of the second planet wheel assembly and a rotor shaft of the motor are all located on the same straight line, and the engine and the motor are arranged on the two sides of the planet gear system respectively. According to the scheme, the problem that the cost is high due to the fact that a hybrid transmission system adopts double motors in the prior art is at least solved.

A deadbolt control and security system for preventing rotation of a deadbolt manual egress handle of a deadbolt lock is described herein. The system preferably includes a deadbolt interface unit and at least one actuator unit. The deadbolt interface unit has a manual mode (the deadbolt interface unit manual egress handle controlling locking and unlocking the deadbolt lock) and a remote mode (the at least one actuator unit controlling locking and unlocking the deadbolt lock). The deadbolt interface unit includes: a deadbolt interface unit manual egress handle; a gear train having a shaft coordinated with the deadbolt interface unit manual egress handle; a unit-handle coupler that interfaces between the deadbolt manual egress handle and the deadbolt interface unit manual egress handle via the shaft; and a clutch. Preferred systems prevent the deadbolt lock from being unlocked using keys and / or other bypass tools.

The invention discloses a collimated direct-drive joint actuator, a robot joint and a robot in the technical field of robot joint actuators, and the collimated direct-drive joint actuator comprises a shell, a driving device and a planetary reducer, the planetary reducer comprises an input wheel, a planetary gear train, an output wheel and a mounting bracket, the planetary gear train comprises a sun gear, a planet gear, a planet carrier, an inner gear ring and a planet shaft; the sun gear is a continuous full-oval tooth profile gear, the planet gears are duplex planet gears and comprise the first planet gear and the second planet gear, the first planet gear is meshed with the sun gear in a conjugate mode, and the second planet gear is meshed with the inner gear ring in a conjugate mode. The collimation direct-drive joint actuator has the advantages of being high in torque density, high in bearing capacity and high in torque transparency.

The present invention discloses a molding device for producing and processing solar crucibles, comprising a melting furnace, a shell, a first motor, a drive box, and a limit box. The melting furnace is rotatably connected to the interior of the shell; the bottom of the first motor is fixedly connected to the inner bottom surface of the shell, and the output end of the first motor is fixedly connected to the bottom surface of the melting furnace; a second motor is provided inside the drive box, and the output end of the second motor is fixedly connected to a transmission gear train. A first connecting shaft is welded to the side of the outer wall of the shell close to the drive box, and the first connecting shaft is fixedly connected to the end of the transmission gear train. The present invention melts the solar crucible through a melting furnace, a mold, and other structures, rotates the melting furnace through the first motor, adjusts the tilt angle of the shell through the second motor and the transmission gear train, and controls the operation of the entire device through a control panel. Compared with traditional crucible molding devices, the present invention has strong adjustment capabilities and is easy to operate, and can effectively improve the production efficiency and production quality of solar crucibles.

The utility model discloses a kind of gearshift mechanisms of vehicle transmission, it includes: shell, the inner wall of shell is rotatably connected with input shaft, the outer surface of input shaft is fixedly connected with several transmission gear trains, the inner wall of shell is rotatably connected with output shaft, the outer surface of output shaft is slidably connected with several gearshift devices, the outer surface of shell is fixedly connected with fixed shell, the inner wall of fixed shell is rotatably connected with pole lever, the inner wall of shell is fixedly connected with sensing processor. Through the above structure, it can improve anti-interference ability, effectively resist electromagnetic interference or single sensing processor failure caused by misjudgment, adaptive learning is carried out simultaneously, driver operating habit and vehicle working condition can be dynamically learned, gear switching logic is optimized, and artificial misoperation risk is reduced. At the same time, adopt magneto-electric coupling linear drive actuating mechanism, improve response speed, improve power connection efficiency, reduce mechanical wear, adapt to frequent gear shifting scene, avoid gear position fuzzy problem caused by clearance of traditional mechanism.

The utility model relates to the technical field of system transmission structures, and discloses a novel fan yaw variable pitch system transmission structure which comprises a motor, one side of the motor is fixedly connected with a small gear, the outer surface of the small gear is connected with a large gear in a meshed mode, one side of the large gear is provided with a first sun gear, and the other side of the large gear is provided with a second sun gear. The outer surface of the first sun gear is in meshed connection with a duplex planetary gear, the other end of the outer surface of the duplex planetary gear is in meshed connection with a first gear ring, the duplex planetary gear is movably connected with a first planet carrier, and one side of the first planet carrier is fixedly connected with a second sun gear. Compared with a transmission scheme that a four-stage NGW planetary gear train is connected in series, the four-stage NGW planetary gear train transmission device is simpler in structure, fewer in number of parts such as gears and bearings, lighter in weight and more suitable for large-scale popularization and application, the number of parts such as the gears and the bearings is smaller, and the service life of the four-stage NGW planetary gear train transmission device is prolonged. And the manufacturing and assembling cost is lower.

The present invention relates to the technical field of braking systems, and in particular to a ball screw and gear combination transmission mechanism used in a brake. A ball screw and gear combination transmission mechanism used in a brake, characterized in that: a driving shaft of a motor is axially connected to a motor gear, the motor gear is meshed with an idler gear, and the idler gear is meshed with a planetary gear train; the planetary gear train is connected to a shaft end of a ball screw, a ball nut is sleeved on an outer side of a threaded section of the ball screw, an end of the ball nut is connected to an end cover, an outer side of the ball nut is connected to a boss, and the ball nut and the boss are an integrated structure; several closed circulation loops are provided on an outer edge of the threaded section of the ball screw; several steel balls are provided in the circulation loops; and the circulation loop is composed of a spiral raceway and a ball return channel, and both ends of the spiral raceway are seamlessly and smoothly communicated with both ends of the ball return channel. Compared with the prior art, the ball screw and gear combination transmission mechanism overcomes the shortcomings of the conventional ball screw and gear combination transmission mechanism, such as large space occupation and slow piston return response speed.

Hybrid turbomachine comprising: an input shaft (a26) configured to be driven by a low-pressure turbine (102); an output shaft (a64) to drive an electric machine (104) and another output shaft (a64') to drive another electric machine (104'); a speed variator (106) to adjust the speed of each output shaft (a64, a64') according to a speed of the input shaft, comprising: a first planetary gear train (T1) having, at the input, a planet carrier (108) connected to the input shaft, a ring gear (112) and a planet (110); at the output, a first sun gear (130) connected to said output shaft, a second planetary gear train (T2) having, at the input, the ring gear (112) and another planet (120); At the output, a second sun (140) is connected to the other output shaft, and a means (MB) is provided for locking or freeing the crown. Figure for the abbreviation: Fig. 1

The utility model provides a front end transmission wheel train of an automobile transverse engine, and belongs to the technical field of automobile engine structures. According to the system, through the structural design of the transmission belt tensioning part, the problems that in the prior art, a front-end transmission wheel train of an automobile engine is relatively complex in structure, large in operation difficulty during installation and maintenance and low in efficiency are solved. The transmission belt tensioning part comprises a second adjusting column, one side of the generator is movably connected, and the other side of the generator is fixedly provided with the second adjusting column; the adjusting plate is fixedly connected to the water pump, a second adjusting groove is formed in the adjusting plate, and the second adjusting column is movably installed in the second adjusting groove; and the second fixing piece is used for fixedly mounting the generator. One side of the generator is hinged to the engine body, and the second adjusting groove is an arc-shaped groove. When the generator rotates around one side of the generator, the movement track of the second adjusting column is an arc-shaped track along the second adjusting groove.

The invention provides a lubricating structure of an electric drive system, the electric drive system and a vehicle. The lubricating structure comprises an oil pumping pipeline, a lubricating oil pump, a lubricating oil pump and a lubricating oil pump, wherein an oil inlet of the oil pumping pipeline is communicated with an oil pan in a speed reducer shell; the first oil duct is arranged on the speed reducer shell, an inlet of the first oil duct is communicated with an oil outlet of the oil pumping pipeline, a first outlet of the first oil duct is opposite to the differential shell, and the differential shell is provided with a lubricating window; the second oil duct is arranged on a second gear shaft of the second planet row, the second planet row is arranged in the differential mechanism shell, an inlet of the second oil duct is arranged close to the lubricating window, and an outlet of the second oil duct is communicated with a first gap between the second gear shaft and the second planet gear; the width of the second gear ring of the second planet row is larger than that of the second planet gear. According to the scheme, the technical problem of how to improve the cooling and lubricating effects of the coaxial speed reducer is solved.

The utility model discloses a double-electromechanical-port double-modulation integrated type electromechanical composite compound planetary multi-source driving transmission system which comprises a double-electromechanical-port motor with a double-modulation composite integration effect, a differential planetary gear train, a compound planetary gear and a multi-gear parallel transmission structure. The double-electromechanical-port motor and the differential planetary gear train form an electromechanical composite transmission device of the double-electromechanical-port motor; a dual-modulation composite outer rotor of the dual-electromechanical-port motor serves as an outer mechanical port of the dual-electromechanical-port motor and also serves as a planet carrier input end of the differential planetary gear train. The front section of a gear shaft of the differential planetary gear train serves as an inner mechanical port of the double-electromechanical-port motor, the rear section of the gear shaft of the differential planetary gear train serves as a sun gear input end of the differential planetary gear train, and the differential planetary gear train is connected with the compound planetary gear through a shaft. The problems that in the prior art, energy loss is large, the size is large, a transmission chain is too long, unbalance loading is serious, and the transmission form is single can be solved.

The utility model belongs to the technical field of vehicle manufacturing, and particularly relates to a differential mechanism and a vehicle. The differential mechanism comprises a shell assembly, a clutch mechanism, a slip limiting mechanism and a transmission gear assembly. A shell cavity is formed in the shell assembly; the clutch mechanism and the slip limiting mechanism are arranged on the two axial sides of the shell assembly. The transmission gear assembly is contained in the shell cavity and comprises a differential jaw ring, a planetary gear train arranged in the differential jaw ring and half axle gears located on the two axial sides of the differential jaw ring and meshed with the planetary gear train. The clutch mechanism and the jaw of the differential jaw ring can be switched between embedding and disengagement, and the slip limiting mechanism and the jaw of the slip limiting half axle gear can be switched between embedding and disengagement. According to the differential mechanism, the clutch mechanism and the differential mechanism jaw ring are switched to be embedded or disengaged, and power transmission or disconnection is achieved. On the premise that the engagement and disengagement of the clutch mechanism and the differential jaw ring are met, the slip limiting function is switched through switching engagement or disengagement of the slip limiting mechanism and the slip limiting half axle gear.